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<title>class Racc::Grammar::DefinitionEnv - racc: Ruby Standard Library Documentation</title>


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  <h3>Methods</h3>

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    <li ><a href="#method-c-new">::new</a>
    <li ><a href="#method-i-_">#_</a>
    <li ><a href="#method-i-_add">#_add</a>
    <li ><a href="#method-i-_added-3F">#_added?</a>
    <li ><a href="#method-i-_defmetasyntax">#_defmetasyntax</a>
    <li ><a href="#method-i-_delayed_add">#_delayed_add</a>
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    <li ><a href="#method-i-_register">#_register</a>
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    <li ><a href="#method-i-action">#action</a>
    <li ><a href="#method-i-flush_delayed">#flush_delayed</a>
    <li ><a href="#method-i-grammar">#grammar</a>
    <li ><a href="#method-i-many">#many</a>
    <li ><a href="#method-i-many1">#many1</a>
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    <main role="main" aria-labelledby="class-Racc::Grammar::DefinitionEnv">
    <h1 id="class-Racc::Grammar::DefinitionEnv" class="class">
      class Racc::Grammar::DefinitionEnv
    </h1>

    <section class="description">
    
    </section>

      <section id="5Buntitled-5D" class="documentation-section">





                <section id="public-class-5Buntitled-5D-method-details" class="method-section">
                <header>
                <h3>Public Class Methods</h3>
                </header>

                  <div id="method-c-new" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">new</span><span
                                class="method-args">()</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="new-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 208</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">initialize</span>
  <span class="ruby-ivar">@grammar</span> = <span class="ruby-constant">Grammar</span>.<span class="ruby-identifier">new</span>
  <span class="ruby-ivar">@seqs</span> = <span class="ruby-constant">Hash</span>.<span class="ruby-identifier">new</span>(<span class="ruby-value">0</span>)
  <span class="ruby-ivar">@delayed</span> = []
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                          </section>

                <section id="public-instance-5Buntitled-5D-method-details" class="method-section">
                <header>
                <h3>Public Instance Methods</h3>
                </header>

                  <div id="method-i-_" class="method-detail method-alias">
                            <div class="method-heading">
                              <span class="method-name">_</span><span
                                class="method-args">(&amp;block)</span>
                            </div>

                            <div class="method-description">
                              

                            </div>


                            <div class="aliases">
                              Alias for: <a href="DefinitionEnv.html#method-i-action">action</a>
                            </div>
                          </div>

                  <div id="method-i-_add" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">_add</span><span
                                class="method-args">(target, x)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="_add-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 242</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">_add</span>(<span class="ruby-identifier">target</span>, <span class="ruby-identifier">x</span>)
  <span class="ruby-keyword">case</span> <span class="ruby-identifier">x</span>
  <span class="ruby-keyword">when</span> <span class="ruby-constant">Sym</span>
    <span class="ruby-ivar">@delayed</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">rule</span><span class="ruby-operator">|</span>
      <span class="ruby-identifier">rule</span>.<span class="ruby-identifier">replace</span> <span class="ruby-identifier">x</span>, <span class="ruby-identifier">target</span> <span class="ruby-keyword">if</span> <span class="ruby-identifier">rule</span>.<span class="ruby-identifier">target</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">x</span>
    <span class="ruby-keyword">end</span>
    <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">symboltable</span>.<span class="ruby-identifier">delete</span> <span class="ruby-identifier">x</span>
  <span class="ruby-keyword">else</span>
    <span class="ruby-identifier">x</span>.<span class="ruby-identifier">each_rule</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">r</span><span class="ruby-operator">|</span>
      <span class="ruby-identifier">r</span>.<span class="ruby-identifier">target</span> = <span class="ruby-identifier">target</span>
      <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">add</span> <span class="ruby-identifier">r</span>
    <span class="ruby-keyword">end</span>
  <span class="ruby-keyword">end</span>
  <span class="ruby-identifier">flush_delayed</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-_added-3F" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">_added?</span><span
                                class="method-args">(sym)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="_added-3F-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 262</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">_added?</span>(<span class="ruby-identifier">sym</span>)
  <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">added?</span>(<span class="ruby-identifier">sym</span>) <span class="ruby-keyword">or</span> <span class="ruby-ivar">@delayed</span>.<span class="ruby-identifier">detect</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">r</span><span class="ruby-operator">|</span> <span class="ruby-identifier">r</span>.<span class="ruby-identifier">target</span> <span class="ruby-operator">==</span> <span class="ruby-identifier">sym</span> }
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-_delayed_add" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">_delayed_add</span><span
                                class="method-args">(rule)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="_delayed_add-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 258</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">_delayed_add</span>(<span class="ruby-identifier">rule</span>)
  <span class="ruby-ivar">@delayed</span>.<span class="ruby-identifier">push</span> <span class="ruby-identifier">rule</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-_intern" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">_intern</span><span
                                class="method-args">(x)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="_intern-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 321</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">_intern</span>(<span class="ruby-identifier">x</span>)
  <span class="ruby-keyword">case</span> <span class="ruby-identifier">x</span>
  <span class="ruby-keyword">when</span> <span class="ruby-constant">Symbol</span>, <span class="ruby-constant">String</span>
    <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">intern</span>(<span class="ruby-identifier">x</span>)
  <span class="ruby-keyword">when</span> <span class="ruby-constant">Racc</span><span class="ruby-operator">::</span><span class="ruby-constant">Sym</span>
    <span class="ruby-identifier">x</span>
  <span class="ruby-keyword">else</span>
    <span class="ruby-identifier">raise</span> <span class="ruby-constant">TypeError</span>, <span class="ruby-node">&quot;wrong type #{x.class} (expected Symbol/String/Racc::Sym)&quot;</span>
  <span class="ruby-keyword">end</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-action" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">action</span><span
                                class="method-args">(&amp;block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="action-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 282</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">action</span>(<span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-identifier">id</span> = <span class="ruby-node">&quot;@#{@seqs[&quot;action&quot;] += 1}&quot;</span>.<span class="ruby-identifier">intern</span>
  <span class="ruby-identifier">_delayed_add</span> <span class="ruby-constant">Rule</span>.<span class="ruby-identifier">new</span>(<span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">intern</span>(<span class="ruby-identifier">id</span>), [], <span class="ruby-constant">UserAction</span>.<span class="ruby-identifier">proc</span>(<span class="ruby-identifier">block</span>))
  <span class="ruby-identifier">id</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>

                            <div class="aliases">
                              Also aliased as: <a href="DefinitionEnv.html#method-i-_">_</a>
                            </div>

                          </div>

                  <div id="method-i-flush_delayed" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">flush_delayed</span><span
                                class="method-args">()</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="flush_delayed-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 266</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">flush_delayed</span>
  <span class="ruby-keyword">return</span> <span class="ruby-keyword">if</span> <span class="ruby-ivar">@delayed</span>.<span class="ruby-identifier">empty?</span>
  <span class="ruby-ivar">@delayed</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">rule</span><span class="ruby-operator">|</span>
    <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">add</span> <span class="ruby-identifier">rule</span>
  <span class="ruby-keyword">end</span>
  <span class="ruby-ivar">@delayed</span>.<span class="ruby-identifier">clear</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-grammar" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">grammar</span><span
                                class="method-args">()</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="grammar-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 214</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">grammar</span>
  <span class="ruby-identifier">flush_delayed</span>
  <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">each</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">rule</span><span class="ruby-operator">|</span>
    <span class="ruby-keyword">if</span> <span class="ruby-identifier">rule</span>.<span class="ruby-identifier">specified_prec</span>
      <span class="ruby-identifier">rule</span>.<span class="ruby-identifier">specified_prec</span> = <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">intern</span>(<span class="ruby-identifier">rule</span>.<span class="ruby-identifier">specified_prec</span>)
    <span class="ruby-keyword">end</span>
  <span class="ruby-keyword">end</span>
  <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">init</span>
  <span class="ruby-ivar">@grammar</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-many" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">many</span><span
                                class="method-args">(sym, &amp;block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="many-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 296</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">many</span>(<span class="ruby-identifier">sym</span>, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-identifier">_defmetasyntax</span>(<span class="ruby-string">&quot;many&quot;</span>, <span class="ruby-identifier">_intern</span>(<span class="ruby-identifier">sym</span>), <span class="ruby-identifier">block</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">target</span><span class="ruby-operator">|</span>
      <span class="ruby-identifier">seq</span>() { [] }\
    <span class="ruby-operator">|</span> <span class="ruby-identifier">seq</span>(<span class="ruby-identifier">target</span>, <span class="ruby-identifier">sym</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">list</span>, <span class="ruby-identifier">x</span><span class="ruby-operator">|</span> <span class="ruby-identifier">list</span>.<span class="ruby-identifier">push</span> <span class="ruby-identifier">x</span>; <span class="ruby-identifier">list</span> }
  }
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-many1" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">many1</span><span
                                class="method-args">(sym, &amp;block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="many1-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 303</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">many1</span>(<span class="ruby-identifier">sym</span>, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-identifier">_defmetasyntax</span>(<span class="ruby-string">&quot;many1&quot;</span>, <span class="ruby-identifier">_intern</span>(<span class="ruby-identifier">sym</span>), <span class="ruby-identifier">block</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">target</span><span class="ruby-operator">|</span>
      <span class="ruby-identifier">seq</span>(<span class="ruby-identifier">sym</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">x</span><span class="ruby-operator">|</span> [<span class="ruby-identifier">x</span>] }\
    <span class="ruby-operator">|</span> <span class="ruby-identifier">seq</span>(<span class="ruby-identifier">target</span>, <span class="ruby-identifier">sym</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">list</span>, <span class="ruby-identifier">x</span><span class="ruby-operator">|</span> <span class="ruby-identifier">list</span>.<span class="ruby-identifier">push</span> <span class="ruby-identifier">x</span>; <span class="ruby-identifier">list</span> }
  }
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-method_missing" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">method_missing</span><span
                                class="method-args">(mid, *args, &amp;block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              
                                <div class="method-calls-super">
                                  Calls superclass method
                                  
                              </div>

                              <div class="method-source-code" id="method_missing-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 231</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">method_missing</span>(<span class="ruby-identifier">mid</span>, <span class="ruby-operator">*</span><span class="ruby-identifier">args</span>, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-keyword">unless</span> <span class="ruby-identifier">mid</span>.<span class="ruby-identifier">to_s</span>[<span class="ruby-value">-1</span>,<span class="ruby-value">1</span>] <span class="ruby-operator">==</span> <span class="ruby-string">&#39;=&#39;</span>
    <span class="ruby-keyword">super</span>   <span class="ruby-comment"># raises NoMethodError</span>
  <span class="ruby-keyword">end</span>
  <span class="ruby-identifier">target</span> = <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">intern</span>(<span class="ruby-identifier">mid</span>.<span class="ruby-identifier">to_s</span>.<span class="ruby-identifier">chop</span>.<span class="ruby-identifier">intern</span>)
  <span class="ruby-keyword">unless</span> <span class="ruby-identifier">args</span>.<span class="ruby-identifier">size</span> <span class="ruby-operator">==</span> <span class="ruby-value">1</span>
    <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-node">&quot;too many arguments for #{mid} (#{args.size} for 1)&quot;</span>
  <span class="ruby-keyword">end</span>
  <span class="ruby-identifier">_add</span> <span class="ruby-identifier">target</span>, <span class="ruby-identifier">args</span>.<span class="ruby-identifier">first</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-null" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">null</span><span
                                class="method-args">(&amp;block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="null-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 278</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">null</span>(<span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-identifier">seq</span>(<span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-option" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">option</span><span
                                class="method-args">(sym, default = nil, &amp;block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="option-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 290</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">option</span>(<span class="ruby-identifier">sym</span>, <span class="ruby-identifier">default</span> = <span class="ruby-keyword">nil</span>, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-identifier">_defmetasyntax</span>(<span class="ruby-string">&quot;option&quot;</span>, <span class="ruby-identifier">_intern</span>(<span class="ruby-identifier">sym</span>), <span class="ruby-identifier">block</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">target</span><span class="ruby-operator">|</span>
    <span class="ruby-identifier">seq</span>() { <span class="ruby-identifier">default</span> } <span class="ruby-operator">|</span> <span class="ruby-identifier">seq</span>(<span class="ruby-identifier">sym</span>)
  }
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-precedence_table" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">precedence_table</span><span
                                class="method-args">(&amp;block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="precedence_table-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 225</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">precedence_table</span>(<span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-identifier">env</span> = <span class="ruby-constant">PrecedenceDefinitionEnv</span>.<span class="ruby-identifier">new</span>(<span class="ruby-ivar">@grammar</span>)
  <span class="ruby-identifier">env</span>.<span class="ruby-identifier">instance_eval</span>(<span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">end_precedence_declaration</span> <span class="ruby-identifier">env</span>.<span class="ruby-identifier">reverse</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-separated_by" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">separated_by</span><span
                                class="method-args">(sep, sym, &amp;block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="separated_by-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 310</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">separated_by</span>(<span class="ruby-identifier">sep</span>, <span class="ruby-identifier">sym</span>, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-identifier">option</span>(<span class="ruby-identifier">separated_by1</span>(<span class="ruby-identifier">sep</span>, <span class="ruby-identifier">sym</span>), [], <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-separated_by1" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">separated_by1</span><span
                                class="method-args">(sep, sym, &amp;block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="separated_by1-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 314</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">separated_by1</span>(<span class="ruby-identifier">sep</span>, <span class="ruby-identifier">sym</span>, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-identifier">_defmetasyntax</span>(<span class="ruby-string">&quot;separated_by1&quot;</span>, <span class="ruby-identifier">_intern</span>(<span class="ruby-identifier">sym</span>), <span class="ruby-identifier">block</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">target</span><span class="ruby-operator">|</span>
      <span class="ruby-identifier">seq</span>(<span class="ruby-identifier">sym</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">x</span><span class="ruby-operator">|</span> [<span class="ruby-identifier">x</span>] }\
    <span class="ruby-operator">|</span> <span class="ruby-identifier">seq</span>(<span class="ruby-identifier">target</span>, <span class="ruby-identifier">sep</span>, <span class="ruby-identifier">sym</span>) {<span class="ruby-operator">|</span><span class="ruby-identifier">list</span>, <span class="ruby-identifier">_</span>, <span class="ruby-identifier">x</span><span class="ruby-operator">|</span> <span class="ruby-identifier">list</span>.<span class="ruby-identifier">push</span> <span class="ruby-identifier">x</span>; <span class="ruby-identifier">list</span> }
  }
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-seq" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">seq</span><span
                                class="method-args">(*list, &amp;block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="seq-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 274</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">seq</span>(<span class="ruby-operator">*</span><span class="ruby-identifier">list</span>, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-constant">Rule</span>.<span class="ruby-identifier">new</span>(<span class="ruby-keyword">nil</span>, <span class="ruby-identifier">list</span>.<span class="ruby-identifier">map</span> {<span class="ruby-operator">|</span><span class="ruby-identifier">x</span><span class="ruby-operator">|</span> <span class="ruby-identifier">_intern</span>(<span class="ruby-identifier">x</span>) }, <span class="ruby-constant">UserAction</span>.<span class="ruby-identifier">proc</span>(<span class="ruby-identifier">block</span>))
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                          </section>

                <section id="private-instance-5Buntitled-5D-method-details" class="method-section">
                <header>
                <h3>Private Instance Methods</h3>
                </header>

                  <div id="method-i-_defmetasyntax" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">_defmetasyntax</span><span
                                class="method-args">(type, id, action, &amp;block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="_defmetasyntax-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 334</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">_defmetasyntax</span>(<span class="ruby-identifier">type</span>, <span class="ruby-identifier">id</span>, <span class="ruby-identifier">action</span>, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-keyword">if</span> <span class="ruby-identifier">action</span>
    <span class="ruby-identifier">idbase</span> = <span class="ruby-node">&quot;#{type}@#{id}-#{@seqs[type] += 1}&quot;</span>
    <span class="ruby-identifier">target</span> = <span class="ruby-identifier">_wrap</span>(<span class="ruby-identifier">idbase</span>, <span class="ruby-node">&quot;#{idbase}-core&quot;</span>, <span class="ruby-identifier">action</span>)
    <span class="ruby-identifier">_register</span>(<span class="ruby-node">&quot;#{idbase}-core&quot;</span>, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-keyword">else</span>
    <span class="ruby-identifier">target</span> = <span class="ruby-identifier">_register</span>(<span class="ruby-node">&quot;#{type}@#{id}&quot;</span>, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
  <span class="ruby-keyword">end</span>
  <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">intern</span>(<span class="ruby-identifier">target</span>)
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-_register" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">_register</span><span
                                class="method-args">(target_name) { |target| ... }</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="_register-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 345</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">_register</span>(<span class="ruby-identifier">target_name</span>)
  <span class="ruby-identifier">target</span> = <span class="ruby-identifier">target_name</span>.<span class="ruby-identifier">intern</span>
  <span class="ruby-keyword">unless</span> <span class="ruby-identifier">_added?</span>(<span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">intern</span>(<span class="ruby-identifier">target</span>))
    <span class="ruby-keyword">yield</span>(<span class="ruby-identifier">target</span>).<span class="ruby-identifier">each_rule</span> <span class="ruby-keyword">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">rule</span><span class="ruby-operator">|</span>
      <span class="ruby-identifier">rule</span>.<span class="ruby-identifier">target</span> = <span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">intern</span>(<span class="ruby-identifier">target</span>)
      <span class="ruby-identifier">_delayed_add</span> <span class="ruby-identifier">rule</span>
    <span class="ruby-keyword">end</span>
  <span class="ruby-keyword">end</span>
  <span class="ruby-identifier">target</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


                          </div>

                  <div id="method-i-_wrap" class="method-detail ">
                            <div class="method-heading">
                              <span class="method-name">_wrap</span><span
                                class="method-args">(target_name, sym, block)</span>
                              <span class="method-click-advice">click to toggle source</span>
                            </div>

                            <div class="method-description">
                              

                              <div class="method-source-code" id="_wrap-source">
            <pre><span class="ruby-comment"># File racc-1.7.1/lib/racc/grammar.rb, line 356</span>
<span class="ruby-keyword">def</span> <span class="ruby-identifier ruby-title">_wrap</span>(<span class="ruby-identifier">target_name</span>, <span class="ruby-identifier">sym</span>, <span class="ruby-identifier">block</span>)
  <span class="ruby-identifier">target</span> = <span class="ruby-identifier">target_name</span>.<span class="ruby-identifier">intern</span>
  <span class="ruby-identifier">_delayed_add</span> <span class="ruby-constant">Rule</span>.<span class="ruby-identifier">new</span>(<span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">intern</span>(<span class="ruby-identifier">target</span>),
                        [<span class="ruby-ivar">@grammar</span>.<span class="ruby-identifier">intern</span>(<span class="ruby-identifier">sym</span>.<span class="ruby-identifier">intern</span>)],
                        <span class="ruby-constant">UserAction</span>.<span class="ruby-identifier">proc</span>(<span class="ruby-identifier">block</span>))
  <span class="ruby-identifier">target</span>
<span class="ruby-keyword">end</span></pre>
                              </div>
                            </div>


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